Ext.Ajax.on('requestcomplete', function(conn, response, options) {
	try {
		var data = Ext.decode(response.responseText)
		if (data.success == false && data.message == '没有登录') {
			Ext.MessageBox.show({
				title : '<fmt:message key="warning" />',
				msg : '登录已超时,请重新登录',
				buttons : Ext.MessageBox.OK,
				icon : Ext.MessageBox.WARNING
			});
		}
	} catch (e) {
	}
});